What is foreign key in Siebel?
A foreign key mapping column identifies a part of the user key. It identifies an attribute column that Siebel CRM uses to locate rows in the table that the foreign key references. The combination of user key columns uniquely identifies rows in this table.
How can one search for foreign key table for a column in Siebel?
Click on the “Foreign Key Mapping” item in the Object Explorer. In the Siebel Tools list applet, query for the name of the foreign key column in the [Foreign Key Column] field (for my case this is TARGET_OU_ID) and the name of the base table in the [Parent EIM Table Mapping] field (for my case this is S_EVT_ACT).
What is interface table in Siebel?
An interface table is an intermediate database table that provides a staging area between the Siebel database and other databases. It includes the following qualities: A Siebel administrator uses it to perform bulk imports, exports, updates, and deletes. The name of an interface table begin with the EIM_ prefix.
How many long columns are allowed in a table in Siebel?
Siebel CRM allows no more than three CLOB columns for each table.
What is primary key and foreign key in Siebel?
A foreign key is a column or a set of columns in one table that references the primary key columns in another table. The primary key is defined as a column (or set of columns) where each value is unique and identifies a single row of the table.
What is primary key in Siebel?
in case of siebel, Row_id is predefined as primary key for all= the tables and it is unique across all the tables in siebel. primary foreign key means it is a foreign key column in the= parent table which refers to the primary key column of the child=
What is float data type in Oracle?
The FLOAT datatype is a floating-point number with a binary precision b. The default precision for this datatypes is 126 binary, or 38 decimal. c. The DOUBLE PRECISION datatype is a floating-point number with binary precision 126.
What is the difference between primary key and foreign key in Oracle?
Primary key is used to identify data uniquely therefore two rows can’t have the same primary key. It can’t be null. On the other hand, foreign key is used to maintain relationship between two tables. Primary of a table act as forgein key in the other table.
What is foreign and primary key?
A primary key is used to assure the value in the particular column is unique. The foreign key provides the link between the two tables.
What is scale and precision in Oracle?
The Oracle NUMBER data type has precision and scale. The precision is the number of digits in a number. It ranges from 1 to 38. The scale is the number of digits to the right of the decimal point in a number. It ranges from -84 to 127.